post_install() { getent group bitlbee &>/dev/null || groupadd -r -g 65 bitlbee >/dev/null getent passwd bitlbee &>/dev/null || useradd -r -u 65 -g bitlbee -d /var/lib/bitlbee -s /bin/false -c bitlbee bitlbee >/dev/null systemd-tmpfiles --create bitlbee.conf } post_upgrade() { post_install } post_remove() { getent passwd bitlbee &>/dev/null && userdel bitlbee >/dev/null getent group bitlbee &>/dev/null && groupdel bitlbee >/dev/null true }